Series Kaczmarek - GAZ SDR11

Shaft pipes, also called riser pipes, are very important structural elements of many sewage and drainage wells. They ensure a connection between the surface and the base and increase the durability of manholes built on their basis. What makes a shaft pipe stand out? What are the characteristics of a corrugated stem pipe? And which product should I choose for the planned application? Onninen experts answer the most common questions from customers.